<template>
  <div class="app-container">
    <div class="back-item">
      <el-form :model="queryParams" ref="queryRef" v-show="showSearch" :inline="true">
        <el-form-item label="角色名称" prop="roleName">
          <el-input
              v-model="queryParams.roleName"
              placeholder="请输入角色名称"
              clearable
              size="small"
              style="width: 240px"
              @keyup.enter="handleQuery"
          />
        </el-form-item>
        <el-form-item label="权限字符" prop="roleKey">
          <el-input
              v-model="queryParams.roleKey"
              placeholder="请输入权限字符"
              clearable
              size="small"
              style="width: 240px"
              @keyup.enter="handleQuery"
          />
        </el-form-item>
        <el-form-item label="状态" prop="status">
          <el-select
              v-model="queryParams.status"
              placeholder="角色状态"
              clearable
              size="small"
              style="width: 240px"
          >
            <el-option
                v-for="dict in sys_normal_disable"
                :key="dict.value"
                :label="dict.label"
                :value="dict.value"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="创建时间">
          <el-date-picker
              v-model="dateRange"
              size="small"
              style="width: 240px"
              value-format="YYYY-MM-DD"
              type="daterange"
              range-separator="-"
              start-placeholder="开始日期"
              end-placeholder="结束日期"
          ></el-date-picker>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" icon="Search" size="mini" @click="handleQuery">搜索</el-button>
          <el-button icon="Refresh" size="mini" @click="resetQuery">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
    <div class="back-item">
      <el-row :gutter="10" class="mb8">
        <el-col :span="1.5">
          <el-button
              type="primary"
              plain
              icon="Plus"
              size="mini"
              @click="handleAdd"
              v-hasPermi="['system:role:add']"
          >新增
          </el-button>
        </el-col>
        <el-col :span="1.5">
          <el-button
              type="success"
              plain
              icon="Edit"
              size="mini"
              :disabled="single"
              @click="handleUpdate"
              v-hasPermi="['system:role:edit']"
          >修改
          </el-button>
        </el-col>
        <el-col :span="1.5">
          <el-button
              type="danger"
              plain
              icon="Delete"
              size="mini"
              :disabled="multiple"
              @click="handleDelete"
              v-hasPermi="['system:role:remove']"
          >删除
          </el-button>
        </el-col>
        <el-col :span="1.5">
          <el-button
              type="warning"
              plain
              icon="Download"
              size="mini"
              @click="handleExport"
              v-hasPermi="['system:role:export']"
          >导出
          </el-button>
        </el-col>
        <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
      </el-row>

      <!-- 表格数据 -->
      <el-table v-loading="loading" :data="roleList" @selection-change="handleSelectionChange">
        <el-table-column type="selection" width="55" align="center"/>
        <el-table-column label="角色编号" prop="roleId" width="120"/>
        <el-table-column label="角色名称" prop="roleName" :show-overflow-tooltip="true" width="150"/>
        <el-table-column label="权限字符" prop="roleKey" :show-overflow-tooltip="true" width="150"/>
        <el-table-column label="显示顺序" prop="roleSort" width="100"/>
        <el-table-column label="状态" align="center" width="100">
          <template #default="scope">
            <el-switch
                v-model="scope.row.status"
                active-value="0"
                inactive-value="1"
                @change="handleStatusChange(scope.row)"
            ></el-switch>
          </template>
        </el-table-column>
        <el-table-column label="创建时间" align="center" prop="createTime" width="180">
          <template #default="scope">
            <span>{{ parseTime(scope.row.createTime) }}</span>
          </template>
        </el-table-column>
        <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
          <template #default="scope">
            <el-button
                size="mini"
                v-if="scope.row.roleId !== 1"
                type="text"
                icon="Edit"
                @click="handleUpdate(scope.row)"
                v-hasPermi="['system:role:edit']"
            >修改
            </el-button>
            <el-button
                size="mini"
                v-if="scope.row.roleId !== 1"
                type="text"
                icon="Delete"
                @click="handleDelete(scope.row)"
                v-hasPermi="['system:role:remove']"
            >删除
            </el-button>
            <el-dropdown size="mini" v-if="scope.row.roleId !== 1"
                         @command="(command) => handleCommand(command, scope.row)">
                  <span class="el-dropdown-link" v-hasPermi="['system:role:edit']">
                     <el-icon><d-arrow-right/></el-icon>更多
                  </span>
              <template #dropdown>
                <el-dropdown-menu>
                  <el-dropdown-item command="handleDataScope" icon="CircleCheck"
                                    v-hasPermi="['system:role:edit']">数据权限
                  </el-dropdown-item>
                  <el-dropdown-item command="handleAuthUser" icon="User"
                                    v-hasPermi="['system:role:edit']">分配用户
                  </el-dropdown-item>
                </el-dropdown-menu>
              </template>
            </el-dropdown>
          </template>
        </el-table-column>
      </el-table>

      <pagination
          v-show="total > 0"
          :total="total"
          v-model:page="queryParams.pageNum"
          v-model:limit="queryParams.pageSize"
          @pagination="getList"
      />
      <div class="line-magin"></div>
    </div>
    <!-- 添加或修改角色配置对话框 -->
    <el-dialog :title="title" v-model="open" width="500px" append-to-body>
      <el-form ref="roleRef" :model="form" :rules="rules" label-width="100px">
        <el-form-item label="角色名称" prop="roleName">
          <el-input v-model="form.roleName" placeholder="请输入角色名称"/>
        </el-form-item>
        <el-form-item prop="roleKey">
          <template #label>
                  <span>
                     <el-tooltip content="控制器中定义的权限字符，如：@PreAuthorize(`@ss.hasRole('admin')`)" placement="top">
                        <i class="el-icon-question"></i>
                     </el-tooltip>
                     权限字符
                  </span>
          </template>
          <el-input v-model="form.roleKey" placeholder="请输入权限字符"/>
        </el-form-item>
        <el-form-item label="角色顺序" prop="roleSort">
          <el-input-number v-model="form.roleSort" controls-position="right" :min="0"/>
        </el-form-item>
        <el-form-item label="状态">
          <el-radio-group v-model="form.status">
            <el-radio
                v-for="dict in sys_normal_disable"
                :key="dict.value"
                :label="dict.value"
            >{{ dict.label }}
            </el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="菜单权限">
          <el-checkbox v-model="menuExpand" @change="handleCheckedTreeExpand($event, 'menu')">展开/折叠</el-checkbox>
          <el-checkbox v-model="menuNodeAll" @change="handleCheckedTreeNodeAll($event, 'menu')">全选/全不选</el-checkbox>
          <el-checkbox v-model="form.menuCheckStrictly" @change="handleCheckedTreeConnect($event, 'menu')">父子联动
          </el-checkbox>
          <el-tree
              class="tree-border"
              :data="menuOptions"
              show-checkbox
              ref="menuRef"
              node-key="id"
              :check-strictly="!form.menuCheckStrictly"
              empty-text="加载中，请稍候"
              :props="{ label: 'label', children: 'children' }"
          ></el-tree>
        </el-form-item>
        <el-form-item label="备注">
          <el-input v-model="form.remark" type="textarea" placeholder="请输入内容"></el-input>
        </el-form-item>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>

    <!-- 分配角色数据权限对话框 -->
    <el-dialog :title="title" v-model="openDataScope" width="500px" append-to-body>
      <el-form :model="form" label-width="80px">
        <el-form-item label="角色名称">
          <el-input v-model="form.roleName" :disabled="true"/>
        </el-form-item>
        <el-form-item label="权限字符">
          <el-input v-model="form.roleKey" :disabled="true"/>
        </el-form-item>
        <el-form-item label="权限范围">
          <el-select v-model="form.dataScope" @change="dataScopeSelectChange">
            <el-option
                v-for="item in dataScopeOptions"
                :key="item.value"
                :label="item.label"
                :value="item.value"
            ></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="数据权限" v-show="form.dataScope == 2">
          <el-checkbox v-model="deptExpand" @change="handleCheckedTreeExpand($event, 'dept')">展开/折叠</el-checkbox>
          <el-checkbox v-model="deptNodeAll" @change="handleCheckedTreeNodeAll($event, 'dept')">全选/全不选</el-checkbox>
          <el-checkbox v-model="form.deptCheckStrictly" @change="handleCheckedTreeConnect($event, 'dept')">父子联动
          </el-checkbox>
          <el-tree
              class="tree-border"
              :data="deptOptions"
              show-checkbox
              default-expand-all
              ref="deptRef"
              node-key="id"
              :check-strictly="!form.deptCheckStrictly"
              empty-text="加载中，请稍候"
              :props="{ label: 'label', children: 'children' }"
          ></el-tree>
        </el-form-item>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="submitDataScope">确 定</el-button>
          <el-button @click="cancelDataScope">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script setup name="Role">
  import {addRole, changeRoleStatus, dataScope, delRole, getRole, listRole, updateRole} from "@/api/system/role";
  import {roleMenuTreeselect, treeselect as menuTreeselect} from "@/api/system/menu";
  import {treeselect as deptTreeselect, roleDeptTreeselect} from "@/api/system/dept";

  const router = useRouter();
  const {proxy} = getCurrentInstance();
  const {sys_normal_disable} = proxy.useDict("sys_normal_disable");

  const roleList = ref([]);
  const open = ref(false);
  const loading = ref(true);
  const showSearch = ref(true);
  const ids = ref([]);
  const single = ref(true);
  const multiple = ref(true);
  const total = ref(0);
  const title = ref("");
  const dateRange = ref([]);
  const menuOptions = ref([]);
  const menuExpand = ref(false);
  const menuNodeAll = ref(false);
  const deptExpand = ref(true);
  const deptNodeAll = ref(false);
  const deptOptions = ref([]);
  const openDataScope = ref(false);
  const menuRef = ref(null);
  const deptRef = ref(null);

  /** 数据范围选项*/
  const dataScopeOptions = ref([
    {value: "1", label: "全部数据权限"},
    {value: "2", label: "自定数据权限"},
    {value: "3", label: "本部门数据权限"},
    {value: "4", label: "本部门及以下数据权限"},
    {value: "5", label: "仅本人数据权限"}
  ]);

  const data = reactive({
    form: {},
    queryParams: {
      pageNum: 1,
      pageSize: 10,
      roleName: undefined,
      roleKey: undefined,
      status: undefined
    },
    rules: {
      roleName: [{required: true, message: "角色名称不能为空", trigger: "blur"}],
      roleKey: [{required: true, message: "权限字符不能为空", trigger: "blur"}],
      roleSort: [{required: true, message: "角色顺序不能为空", trigger: "blur"}]
    },
  });

  const {queryParams, form, rules} = toRefs(data);

  /** 查询角色列表 */
  function getList() {
    loading.value = true;
    listRole(proxy.addDateRange(queryParams.value, dateRange.value)).then(response => {
      roleList.value = response.rows;
      total.value = response.total;
      loading.value = false;
    });
  }

  /** 搜索按钮操作 */
  function handleQuery() {
    queryParams.value.pageNum = 1;
    getList();
  }

  /** 重置按钮操作 */
  function resetQuery() {
    dateRange.value = [];
    proxy.resetForm("queryRef");
    handleQuery();
  }

  /** 删除按钮操作 */
  function handleDelete(row) {
    const roleIds = row.roleId || ids.value;
    proxy.$modal.confirm('是否确认删除角色编号为"' + roleIds + '"的数据项?').then(function () {
      return delRole(roleIds);
    }).then(() => {
      getList();
      proxy.$modal.msgSuccess("删除成功");
    }).catch(() => {
    });
  }

  /** 导出按钮操作 */
  function handleExport() {
    proxy.download("system/role/export", {
      ...queryParams.value,
    }, `role_${new Date().getTime()}.xlsx`);
  }

  /** 多选框选中数据 */
  function handleSelectionChange(selection) {
    ids.value = selection.map(item => item.roleId);
    single.value = selection.length != 1;
    multiple.value = !selection.length;
  }

  /** 角色状态修改 */
  function handleStatusChange(row) {
    let text = row.status === "0" ? "启用" : "停用";
    proxy.$modal.confirm('确认要"' + text + '""' + row.roleName + '"角色吗?').then(function () {
      return changeRoleStatus(row.roleId, row.status);
    }).then(() => {
      proxy.$modal.msgSuccess(text + "成功");
    }).catch(function () {
      row.status = row.status === "0" ? "1" : "0";
    });
  }

  /** 更多操作 */
  function handleCommand(command, row) {
    switch (command) {
      case "handleDataScope":
        handleDataScope(row);
        break;
      case "handleAuthUser":
        handleAuthUser(row);
        break;
      default:
        break;
    }
  }

  /** 分配用户 */
  function handleAuthUser(row) {
    router.push("/system/role-auth/user/" + row.roleId);
  }

  /** 查询菜单树结构 */
  function getMenuTreeselect() {
    menuTreeselect().then(response => {
      menuOptions.value = response.data;
    });
  }

  /** 所有部门节点数据 */
  function getDeptAllCheckedKeys() {
    // 目前被选中的部门节点
    let checkedKeys = deptRef.value.getCheckedKeys();
    // 半选中的部门节点
    let halfCheckedKeys = deptRef.value.getHalfCheckedKeys();
    checkedKeys.unshift.apply(checkedKeys, halfCheckedKeys);
    return checkedKeys;
  }

  /** 重置新增的表单以及其他数据  */
  function reset() {
    if (menuRef.value != undefined) {
      menuRef.value.setCheckedKeys([]);
    }
    menuExpand.value = false;
    menuNodeAll.value = false;
    deptExpand.value = true;
    deptNodeAll.value = false;
    form.value = {
      roleId: undefined,
      roleName: undefined,
      roleKey: undefined,
      roleSort: 0,
      status: "0",
      menuIds: [],
      deptIds: [],
      menuCheckStrictly: true,
      deptCheckStrictly: true,
      remark: undefined
    };
    proxy.resetForm("roleRef");
  }

  /** 添加角色 */
  function handleAdd() {
    reset();
    getMenuTreeselect();
    open.value = true;
    title.value = "添加角色";
  }

  /** 修改角色 */
  function handleUpdate(row) {
    reset();
    const roleId = row.roleId || ids.value;
    const roleMenu = getRoleMenuTreeselect(roleId);
    getRole(roleId).then(response => {
      form.value = response.data;
      form.value.roleSort = Number(form.value.roleSort);
      open.value = true;
      nextTick(() => {
        roleMenu.then((res) => {
          let checkedKeys = res.checkedKeys;
          checkedKeys.forEach((v) => {
            nextTick(() => {
              menuRef.value.setChecked(v, true, false);
            });
          });
        });
      });
      title.value = "修改角色";
    });
  }

  /** 根据角色ID查询菜单树结构 */
  function getRoleMenuTreeselect(roleId) {
    return roleMenuTreeselect(roleId).then(response => {
      menuOptions.value = response.menus;
      return response;
    });
  }

  /** 根据角色ID查询部门树结构 */
  function getRoleDeptTreeselect(roleId) {
    return roleDeptTreeselect(roleId).then(response => {
      deptOptions.value = response.depts;
      return response;
    });
  }

  /** 树权限（展开/折叠）*/
  function handleCheckedTreeExpand(value, type) {
    if (type == "menu") {
      let treeList = menuOptions.value;
      for (let i = 0; i < treeList.length; i++) {
        menuRef.value.store.nodesMap[treeList[i].id].expanded = value;
      }
    } else if (type == "dept") {
      let treeList = deptOptions.value;
      for (let i = 0; i < treeList.length; i++) {
        deptRef.value.store.nodesMap[treeList[i].id].expanded = value;
      }
    }
  }

  /** 树权限（全选/全不选） */
  function handleCheckedTreeNodeAll(value, type) {
    if (type == "menu") {
      menuRef.value.setCheckedNodes(value ? menuOptions.value : []);
    } else if (type == "dept") {
      deptRef.value.setCheckedNodes(value ? deptOptions.value : []);
    }
  }

  /** 树权限（父子联动） */
  function handleCheckedTreeConnect(value, type) {
    if (type == "menu") {
      form.value.menuCheckStrictly = value ? true : false;
    } else if (type == "dept") {
      form.value.deptCheckStrictly = value ? true : false;
    }
  }

  /** 所有菜单节点数据 */
  function getMenuAllCheckedKeys() {
    // 目前被选中的菜单节点
    let checkedKeys = menuRef.value.getCheckedKeys();
    // 半选中的菜单节点
    let halfCheckedKeys = menuRef.value.getHalfCheckedKeys();
    checkedKeys.unshift.apply(checkedKeys, halfCheckedKeys);
    return checkedKeys;
  }

  /** 提交按钮 */
  function submitForm() {
    proxy.$refs["roleRef"].validate(valid => {
      if (valid) {
        if (form.value.roleId != undefined) {
          form.value.menuIds = getMenuAllCheckedKeys();
          updateRole(form.value).then(response => {
            proxy.$modal.msgSuccess("修改成功");
            open.value = false;
            getList();
          });
        } else {
          form.value.menuIds = getMenuAllCheckedKeys();
          addRole(form.value).then(response => {
            proxy.$modal.msgSuccess("新增成功");
            open.value = false;
            getList();
          });
        }
      }
    });
  }

  /** 取消按钮 */
  function cancel() {
    open.value = false;
    reset();
  }

  /** 选择角色权限范围触发 */
  function dataScopeSelectChange(value) {
    if (value !== "2") {
      deptRef.value.setCheckedKeys([]);
    }
  }

  /** 分配数据权限操作 */
  function handleDataScope(row) {
    reset();
    const roleDeptTreeselect = getRoleDeptTreeselect(row.roleId);
    getRole(row.roleId).then(response => {
      form.value = response.data;
      openDataScope.value = true;
      nextTick(() => {
        roleDeptTreeselect.then(res => {
          nextTick(() => {
            if (deptRef.value) {
              deptRef.value.setCheckedKeys(res.checkedKeys);
            }
          });
        });
      });
      title.value = "分配数据权限";
    });
  }

  /** 提交按钮（数据权限） */
  function submitDataScope() {
    if (form.value.roleId != undefined) {
      form.value.deptIds = getDeptAllCheckedKeys();
      dataScope(form.value).then(response => {
        proxy.$modal.msgSuccess("修改成功");
        openDataScope.value = false;
        getList();
      });
    }
  }

  /** 取消按钮（数据权限）*/
  function cancelDataScope() {
    openDataScope.value = false;
    reset();
  }

  getList();
</script>
